Home / 17,028,109,976.80-23,328,120,971.61-16,391,466,228.64

Finding the Fourth Proportional to 17,028,109,976.80, 23,328,120,971.61 and 16,391,466,228.64

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Solution

The fourth proportional to 17,028,109,976.80, 23,328,120,971.61 and 16,391,466,228.64 is: 22,455,933,606.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028,109,976.80 : 23,328,120,971.61 = 16,391,466,228.64 : x
  2. Step 2: Convert to fraction form
    17,028,109,976.80/23,328,120,971.61 = 16,391,466,228.64/x
  3. Step 3: Cross multiply
    17,028,109,976.80x = 23,328,120,971.61 × 16,391,466,228.64
  4. Step 4: Simplify right side
    17,028,109,976.80x = 382,382,107,083,773,837,312
  5. Step 5: Solve for x
    x = 382,382,107,083,773,837,312/17,028,109,976.80
  6. Step 6: Final answer
    x = 22,455,933,606.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.